<%@ page contentType="text/html;charset=UTF-8" language="java" %>

<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@taglib prefix="shiro" uri="http://shiro.apache.org/tags" %>
<c:set  value="${pageContext.request.contextPath}" var="ctx" />
<script>
    var ctx = "${ctx}";

</script>

